Remove synchronous GetDisplays() and Configure() from NativeDisplayDelegate

ui/ozone/common/native_display_delegate_ozone.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/ozone/common/native_display_delegate_ozone.h"
 
 #include "base/logging.h"
 #include "ui/ozone/common/display_snapshot_proxy.h"
 #include "ui/ozone/common/display_util.h"
 
@@ skipping 34 matching lines @@
 }
 
 void NativeDisplayDelegateOzone::SetBackgroundColor(uint32_t color_argb) {
   NOTIMPLEMENTED();
 }
 
 void NativeDisplayDelegateOzone::ForceDPMSOn() {
   NOTIMPLEMENTED();
 }
 
-std::vector<ui::DisplaySnapshot*> NativeDisplayDelegateOzone::GetDisplays() {
-  return displays_.get();
-}
-
 void NativeDisplayDelegateOzone::GetDisplays(
     const GetDisplaysCallback& callback) {
-  callback.Run(GetDisplays());
+  callback.Run(displays_.get());
 }
 
 void NativeDisplayDelegateOzone::AddMode(const ui::DisplaySnapshot& output,
                                          const ui::DisplayMode* mode) {
   NOTIMPLEMENTED();
 }
 
-bool NativeDisplayDelegateOzone::Configure(const ui::DisplaySnapshot& output,
-                                           const ui::DisplayMode* mode,
-                                           const gfx::Point& origin) {
-  NOTIMPLEMENTED();
-  return true;
-}
-
 void NativeDisplayDelegateOzone::Configure(const ui::DisplaySnapshot& output,
                                            const ui::DisplayMode* mode,
                                            const gfx::Point& origin,
                                            const ConfigureCallback& callback) {
   NOTIMPLEMENTED();
   callback.Run(true);
 }
 
 void NativeDisplayDelegateOzone::CreateFrameBuffer(const gfx::Size& size) {
   NOTIMPLEMENTED();
@@ skipping 28 matching lines @@
 void NativeDisplayDelegateOzone::AddObserver(NativeDisplayObserver* observer) {
   NOTIMPLEMENTED();
 }
 
 void NativeDisplayDelegateOzone::RemoveObserver(
     NativeDisplayObserver* observer) {
   NOTIMPLEMENTED();
 }
 
 }  // namespace ui